<!DOCTYPE html>
<html class="reftest-wait">
<link rel="author" title="David Shin" href="dshin@mozilla.com">
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1871609">
<link rel="match" href="collapsed-border-partial-invalidation-003-ref.html">
<meta name="assert" content="Invalidating part of a border-collapsed table keeps border styling correctly.">
<style>
table {
  border-collapse: collapse;
}
tr {
  border: 1px solid grey;
}

.foo {
  border-right: 20px solid black;
}

</style>
<table>
  <tr>
    <td id="cell" class="foo">X</td>
    <td>X</td>
  </tr>
</table>
<script>
onload = function () {
  cell.classList.remove("foo");
  document.documentElement.className = "";
}
</script>
</html>
